function filename = default_device_file( ~ )
%DEFAULT_DEVICE_FILE �˴���ʾ�йش˺�����ժҪ
%   �˴���ʾ��ϸ˵��
    switch Constant.ComputerName
        case {'TABLE1-CTRLCOMP', 'TABLE2-CTRLCOMP', 'TABLE3-CTRLCOMP', 'TABLE4-CTRLCOMP', 'PUB-CTRLCOMP', 'NZHAO-LABPC', 'WYH-LABPC', 'NZHAOHOME', 'nzhaoMBP15'}
            xml = [Constant.ComputerName '.xml'];
        otherwise
            warning('Unknown ComputerName: "%s". No device connected.', Constant.ComputerName);
            xml = 'TEST.xml';
    end    
    filename = xml;
end

